<!DOCTYPE html>
<html lang="en">
  <head>
    <meta charset="UTF-8" />
    <meta http-equiv="X-UA-Compatible" content="IE=edge" />
    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
    <title>Document</title>
  </head>
  <body>
    <button class="btn2">测试post</button>
    <script src="https://cdn.jsdelivr.net/npm/axios/dist/axios.min.js"></script>
    <script>
      document.querySelector('.btn2').onclick = function () {
        axios
          .post('http://ajax-api.itheima.net/api/login33', {
            username: 'admin',
            password: '123456',
          })
          .then((res) => {
            console.log('res', res)
          })
          .catch((err) => {
            console.log('err', err)
            // console.clear()
            alert(err.response.data.message)
          })
      }
    </script>
  </body>
</html>
